Anton Freiherr von Eiselsberg was born on July 31, 1860 at Steinhaus Castle, Upper Austria. He died prematurely during the early days of World War II in a train accident in the vicinity of St. Valentin, Lower Austria, on October 25, 1939. A student of Theodor Billroth, Eiselsberg served as professor of medicine at Utrecht University and at Koenigsberg before being appointed head of the First Department of Surgery at the University of Vienna. He was one of the founders of neurosurgery and an honorary member of the Austrian Academy of Science. July 31 is the 212th day (213th in leap years) of the year in the Gregorian Calendar, with 153 days remaining, as the final day of July. ... 1860 is the leap year starting on Sunday. ... Upper Austria (Ober sterreich) is one of the nine federal states or Bundesl nder of Austria. ... Mushroom cloud from the nuclear explosion over Nagasaki rising 18 km into the air. ... Lower Austria (Niederösterreich) is one of the nine federal states or Bundesländer in Austria. ... 1939 was a common year starting on Sunday (link will take you to calendar). ... Theodor Billroth, founding father of modern abdominal surgery Christian Albert Theodor Billroth (1829-1894), a German-born Austrian surgeon, is generally regarded as the founding father of modern abdominal surgery. ... Utrecht University (Universiteit Utrecht in Dutch) is a university in Utrecht, The Netherlands. ... Locator map on an international level map of Kaliningrad Oblast Kaliningrad (Russian: Калининград), seaport city, capital and main city of the Kaliningrad Oblast, a small Russian exclave between Poland and Lithuania with access to the Baltic Sea. ... The University of Vienna (German: Universität Wien) was founded in 1365 by Rudolph IV and hence named Alma mater Rudolphina. ... Neurosurgery is the surgical discipline focused on treating the central and peripheral nervous system. ...